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GB2225546B - Deflection-compensated structures for doctor or scraping blades - Google Patents

Deflection-compensated structures for doctor or scraping blades

Info

Publication number
GB2225546B
GB2225546B GB8924538A GB8924538A GB2225546B GB 2225546 B GB2225546 B GB 2225546B GB 8924538 A GB8924538 A GB 8924538A GB 8924538 A GB8924538 A GB 8924538A GB 2225546 B GB2225546 B GB 2225546B
Authority
GB
United Kingdom
Prior art keywords
doctor
deflection
scraping blades
compensated
structures
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB8924538A
Other versions
GB2225546A (en
GB8924538D0 (en
Inventor
Jorma Kinnunen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valmet Technologies Oy
Original Assignee
Valmet Paper Machinery Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valmet Paper Machinery Inc filed Critical Valmet Paper Machinery Inc
Publication of GB8924538D0 publication Critical patent/GB8924538D0/en
Publication of GB2225546A publication Critical patent/GB2225546A/en
Application granted granted Critical
Publication of GB2225546B publication Critical patent/GB2225546B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F9/00—Rotary intaglio printing presses
    • B41F9/06—Details
    • B41F9/08—Wiping mechanisms
    • B41F9/10—Doctors, scrapers, or like devices
    • B41F9/1036—Clamping and adjusting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
    • B05C11/04—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with blades
    • B05C11/041—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with blades characterised by means for positioning, loading, or deforming the blades
    • B05C11/042—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with blades characterised by means for positioning, loading, or deforming the blades allowing local positioning, loading or deforming along the blades
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G3/00—Doctors
    • D21G3/005—Doctor knifes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/32—Addition to the formed paper by contacting paper with an excess of material, e.g. from a reservoir or in a manner necessitating removal of applied excess material from the paper
    • D21H23/34—Knife or blade type coaters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Coating Apparatus (AREA)
  • Paper (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
GB8924538A 1988-11-18 1989-10-31 Deflection-compensated structures for doctor or scraping blades Expired - Lifetime GB2225546B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI885372A FI85895C (en) 1988-11-18 1988-11-18 Method of compensating the bending of a maker and bending-compensated maker

Publications (3)

Publication Number Publication Date
GB8924538D0 GB8924538D0 (en) 1989-12-20
GB2225546A GB2225546A (en) 1990-06-06
GB2225546B true GB2225546B (en) 1992-07-22

Family

ID=8527422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8924538A Expired - Lifetime GB2225546B (en) 1988-11-18 1989-10-31 Deflection-compensated structures for doctor or scraping blades

Country Status (8)

Country Link
US (1) US5108794A (en)
CA (1) CA2000603A1 (en)
DE (1) DE3938052A1 (en)
FI (1) FI85895C (en)
FR (1) FR2639372A1 (en)
GB (1) GB2225546B (en)
IT (2) IT1236222B (en)
SE (1) SE467467B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH680660A5 (en) * 1989-12-12 1992-10-15 Fankhauser Peter
US5632814A (en) * 1992-02-27 1997-05-27 Jagenberg Aktiengesellschaft Device for applying a coating material to a running web
FI92423C (en) * 1992-04-10 1994-11-10 Valmet Paper Machinery Inc Device in an adhesive press
DE19649559A1 (en) * 1996-11-29 1998-06-04 Voith Sulzer Papiermasch Gmbh Device for the direct or indirect application of a liquid or pasty coating medium to a running material web
AT502824B1 (en) * 2006-02-16 2007-06-15 Bartelmuss Klaus Ing Doctor blade holder detachable fixing device for paper production plant, has holder fixable at support in operating position, and pressure hose provided between holder and support and clamping holder to support
DE102006018525A1 (en) * 2006-04-21 2007-10-25 Man Roland Druckmaschinen Ag Squeegee device for color deck washing, has elastic squeegee cutter forming doctor blade, and supported with respect to color deck roller, so that blade is brought into mechanical contact with surface of color deck roller for cleaning
SE535994C2 (en) 2011-03-03 2013-03-19 Mattssonfoeretagen I Uddevalla Ab Method and apparatus for dosing and coating
US9873981B2 (en) 2015-07-16 2018-01-23 Gpcp Ip Holdings Llc Doctor control systems for papermaking machines and related methods

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB360175A (en) * 1930-10-22 1931-11-05 Thomas Downham Nuttall Improvements relating to doctors for drying, glazing, printing and like cylinders ordrums
GB1064729A (en) * 1962-12-11 1967-04-05 Jagenberg Werke Ag Apparatus for regulating the coating thickness when coating travelling webs of paper or the like
GB1083614A (en) * 1965-02-15 1967-09-20 Loddinge Engineering Corp Adjustable holder for doctor blades
GB1561858A (en) * 1977-02-07 1980-03-05 Vickerys Ltd Doctors for paper-making machines
EP0307618A1 (en) * 1987-09-04 1989-03-22 JAGENBERG Aktiengesellschaft Apparatus for coating a web material moving around a counter roll

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1309804A (en) * 1970-06-06 1973-03-14 Winterburn Ltd Joseph Roll doctor apparatus
IT999822B (en) * 1973-11-26 1976-03-10 Belcit Italia Spa DEVICE FOR ADJUSTING THE THICKNESS OF THE COATING SUSPENSION LAYER DEPOSED ON A CONTINUOUS PAPER BELT IN A COATING MACHINE
US3955531A (en) * 1974-11-26 1976-05-11 James Ross Limited Pressure finger for doctor blade assembly
FR2476165A2 (en) * 1979-03-14 1981-08-21 Centre Tech Ind Papier METHOD AND DEVICE FOR CONTINUOUSLY COATING A SHEET ELEMENT, IN PARTICULAR A BAND OF PAPER OR CARDBOARD
US4367120A (en) * 1980-03-13 1983-01-04 Vickerys Limited Doctor blade mounting assembly
DE3020306C2 (en) * 1980-05-29 1982-11-11 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach Ink knife for an ink fountain roller of printing machines
SE447545B (en) * 1985-06-12 1986-11-24 Inventing Ab SET AND DEVICE FOR LEAF COATING OF A CURRENT MATERIAL COAT
US4665859A (en) * 1985-12-11 1987-05-19 Thermo Electron-Web Systems, Inc. Finger-type doctor blade holder
FI94032C (en) * 1987-06-10 1995-07-10 Voith Gmbh J M Smoothing device for a coating machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB360175A (en) * 1930-10-22 1931-11-05 Thomas Downham Nuttall Improvements relating to doctors for drying, glazing, printing and like cylinders ordrums
GB1064729A (en) * 1962-12-11 1967-04-05 Jagenberg Werke Ag Apparatus for regulating the coating thickness when coating travelling webs of paper or the like
GB1083614A (en) * 1965-02-15 1967-09-20 Loddinge Engineering Corp Adjustable holder for doctor blades
GB1561858A (en) * 1977-02-07 1980-03-05 Vickerys Ltd Doctors for paper-making machines
EP0307618A1 (en) * 1987-09-04 1989-03-22 JAGENBERG Aktiengesellschaft Apparatus for coating a web material moving around a counter roll

Also Published As

Publication number Publication date
FI85895C (en) 1992-06-10
FI85895B (en) 1992-02-28
GB2225546A (en) 1990-06-06
FR2639372A1 (en) 1990-05-25
IT8909565A0 (en) 1989-11-17
IT8909565A1 (en) 1991-05-17
FI885372L (en) 1990-05-19
SE8903343D0 (en) 1989-10-11
SE467467B (en) 1992-07-20
CA2000603A1 (en) 1990-05-18
FI885372A0 (en) 1988-11-18
GB8924538D0 (en) 1989-12-20
SE8903343L (en) 1990-05-19
US5108794A (en) 1992-04-28
DE3938052A1 (en) 1990-05-23
IT1236222B (en) 1993-01-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931031